EPA TRI Facility · Chemicals
Chemours Delisle Plant
Pass Christian, MS · Parent: The Chemours Co
- Total releases
- 59.0M lbs
- Chemicals reported
- 33
- Carcinogens
- 11
- Primary pathway
- Land Disposal
LAND Form-R mix
Chemours Delisle Plant: how the 59.0M lbs splits
59.0M lbs across all reported pathways
- Land Disposal 56.4M lbs 95.6%
- Air Releases 2.5M lbs 4.3%
- Off-site Transfers 52.9K lbs 0.1%
- Water Discharges 7.1K lbs <0.1%
Chemours Delisle Plant's 59.0M lbs Form-R total is LAND - land disposal is 95.6% of the bar. Next segment: air releases at 4.3%. Leading chemical by pounds: Manganese compounds.
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
HEAVY volume LAND pathway CARC-LEAN
Chemours Delisle Plant is an EPA Toxics Release Inventory reporter in Pass Christian, MS, in the chemicals sector. It reported 8.3M lbs of releases across 23 chemicals in 2023, and 59.0M lbs in total across its 2019-2023 reporting years. That ranks 29 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Mississippi's 328 reporting TRI sites, pounds #1 is not chemical-count #1. Chemours Delisle Plant is pounds #2 and chemical-count #2 at 59.0M lbs. Tronox LLC leads reported pounds (64.0M lbs) at 17 chemicals (chemical-count #12). Chevron Products Co Pascagoula Refinery leads chemical count at 46 chemicals (7.4M lbs, pounds #9). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Gulf States Ready-Mix Plant 25; Ambit Chemical Technologies; Mmc Materials Gulf Coast LLC - Gulfport; Seemann Composites LLC. Similar-scale Chemicals peers outside Mississippi: Cornerstone Chemical Co LLC; Cf Industries Nitrogen LLC; Ineos Nitriles USA LLC; Chemours Johnsonville Plant. Other The Chemours Co sites in this extract: Chemours Johnsonville Plant; Chemours Washington Works; Chemours Chambers Works; Chemours Louisville Plant. Largest disclosed chemicals by pounds: Manganese compounds; Chromium compounds (except for chromite ore mined in the Transvaal Region); Manganese And Manganese Compounds; Vanadium compounds.
Chemours Delisle Plant stamps HEAVY volume with a dominant LAND pathway (95.6% land disposal) across 33 chemicals · 11 carcinogen-classified. Cumulative Form-R extract: 59.0M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Cornerstone Chemical Co LLC and Cf Industries Nitrogen LLC.
Chemours Delisle Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
59M lbs Top 1% higher than 100% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Chemours Delisle Plant inside Harrison's TRI pounds
Among the 3,917 Chemicals facilities in this database, Chemours Delisle Plant reports the 7th-largest volume, placing it in the top 0.2% of its sector. This one site accounts for 99.2% of every pound reported in Harrison. Scale peers outside Mississippi include Cornerstone Chemical Co LLC and Cf Industries Nitrogen LLC.
County-dominant here means ≥25% of Harrison's reported pounds (59.4M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Chemours Delisle Plant's total reported releases fell from 13.3 million lb in 2022 to 8.3 million lb in 2023, based on EPA TRI filings.
- Chemours Delisle Plant's off-site transfers rose from 9.6 thousand lb in 2022 to 18.6 thousand lb in 2023, based on EPA TRI filings.
- Chemours Delisle Plant's land releases fell from 12.9 million lb in 2022 to 7.9 million lb in 2023, based on EPA TRI filings.
- Chemours Delisle Plant's water releases fell from 1.4 thousand lb in 2022 to 1.2 thousand lb in 2023, based on EPA TRI filings.
Chemours Delisle Plant Form-R facts
Compare this facility
See how Chemours Delisle Plant stacks up against nearby facilities and the typical reporter.
51426757.2× more than the comparison
33.0× more than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Chemours Delisle Plant releases toxic chemicals into the environment. Total: 59.0M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 21% (10.5M lbs to 8.3M lbs).
Chemours Delisle Plant: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023
What this shows Chemours Delisle Plant year-over-year reported totals (decreased by 21% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Manganese compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 10.5M lbs | 22 |
| 2020 | 12.8M lbs | 22 |
| 2021 | 14.0M lbs | 23 |
| 2022 | 13.3M lbs | 22 |
| 2023 | 8.3M lbs | 23 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 11 of 33 chemicals are carcinogens. Sorted by total release volume.
Chemours Delisle Plant · LAND-pathway site
Nearest TRI Facilities to Chemours Delisle Plant
Closest other reporters in Mississippi - including Gulf States Ready-Mix Plant 25, Ambit Chemical Technologies, Mmc Materials Gulf Coast LLC - Gulfport, ordered by distance.
Showing 8 of 327 other reporting facilities in Mississippi.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Mississippi - e.g. Cornerstone Chemical Co LLC, Cf Industries Nitrogen LLC, Ineos Nitriles USA LLC.
Compare beyond Mississippi
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Chemours Delisle Plant on cumulative reported pounds (59.0M lbs) and distinct chemical count (33). Release-pound peers include Hecla Ltd Lucky Friday Mine Unit, Smoky Valley Common Operation, Sand Hills Gas Plant. Chemical-count peers include Paulsboro Refining Co LLC, Ppg Industriesinc-Springdale Complex, International Paper Georgetown Mill. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
- Hecla Ltd Lucky Friday Mine Unit Mullan, ID · Metal Mining 58.7M lbs reported
- Smoky Valley Common Operation Round Mountain, NV · Metal Mining 58.4M lbs reported
- Sand Hills Gas Plant Crane, TX · Natural Gas Processing 60.7M lbs reported
- Tm Deer Park Services LP Deer Park, TX · Hazardous Waste 63.0M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other The Chemours Co Facilities
Same-parent TRI sites ranked by reported releases - including Chemours Johnsonville Plant, Chemours Washington Works, Chemours Chambers Works.
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Manganese compounds, Chromium compounds (except for chromite ore mined in the Transvaal Region), Manganese And Manganese Compounds, Vanadium compounds; nearby reporters include Gulf States Ready-Mix Plant 25. Chemours Delisle Plant stamps HEAVY volume · LAND pathway · CARC-LEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Chemours Delisle Plant TRI extract (HEAVY · LAND · CARC-LEAN · lead Manganese compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Chemours Delisle Plant totals are self-reported EPCRA §313 estimates for Pass Christian, MS, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325130 · Chemicals. 99.2% of Harrison TRI pounds in this extract. Nearest ABS peer: Hecla Ltd Lucky Friday Mine Unit (Δ 243.9K lbs). Pounds ≠ exposure.
Chemours Delisle Plant stamps HEAVY volume · LAND pathway · CARC-LEAN · lead Manganese compounds. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov